Michael Long leads the field by two strokes at the halfway point of the Western Australian PGA Open. The Perth-based New Zealander followed up his first-round four-under 68 with a 69 on Friday to be two strokes ahead of Jason Norris (70, 69). After posting a first-round three-under 69 to be in second after the first day, Mark Purser could only manage a one-under 71 in his second round as he dropped into third on the leaderboard. He&aposs still one stroke ahead of Australia&aposs top-ranked amateur, Matthew Griffin, who is lurking with intent, four strokes off the lead after rounds of 70 and 71. Second Round of the WA PGA Open (Par 72): -7: Michael Long 68 69 -5: Jason Norris 70 69 -4: Mark Purser 69 71 -3: Matthew P Griffin 70 71 -2: Peter J Wilson 73 69 -1: Anthony Brown 71 72, Brad Shilton 76 67 E: Andrew Gott 71 73, Jason Nitties 75 69, Kevin Conlong 70 74, Ryan T Hammond 74 70 +1: Chris Downes 71 74, Matthew Holten 72 73, Michael Curtain 74 71, Peter A Senior 70 75, Robert Mitchell 74 71, Ryan Haller 72 73 +2: Nick Howell 71 75 +3: Adam J Porker 73 74, Ben Bunny 75 72, Michael J Hendry 75 72, Peter M Nolan 74 73, Steven Balmforth 78 69, Vernon Sexton-finck 72 75